Answer:
Alps mountains
Explanation:
The highest mountain ranges of Europe is the Alps mountain range. It is one of the most extensive mountain ranges system in the world. It stretches across eight alpine countries. They are France, Italy, Switzerland, Germany, Monaco, Slovenia, Liechtenstein and Austria.
It is formed around 65 million years ago due to the collision of the Eurasian tectonic plates and the African tectonic plates. It stretches in southeast direction from France through Switzerland and into Austria. Its elevation is about 6,000 feet.
The answer is the second
one.
Deforestation of rain and forests and other parts of the world volcanic eruptions and widespread forest fires.
This activity has contributed greatest amount of carbon dioxide into the atmosphere over the past 100 years.
The cattle dung can be recycled into a biogas plant and turned into biogas easily. there is not much else to do with cattle dung